#434FBA#434FBA

#434FBA is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.1% C 0.167 H 273.5°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#434FBA
RGB	rgb(67, 79, 186)
HSL	hsl(234, 47%, 50%)
HSV	hsv(234, 64%, 73%)
CMYK	cmyk(64%, 57.5%, 0%, 27.1%)
CIE-LAB	lab(38.43, 29.28, -58.06)
CIE-LCH	lch(38.43, 65.02, 296.76°)
OKLab	oklab(48.07% 0.0102 -0.167)
OKLCH	oklch(48.07% 0.167 273.5)
XYZ	xyz(13.9707, 10.3292, 47.7024)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FBA #BAAE43

analogous

#438ABA #434FBA #7343BA

triadic

#434FBA #BA434F #4FBA43

tetradic

#434FBA #BA438A #BAAE43 #43BA73

square

#434FBA #BA438A #BAAE43 #43BA73

split-complementary

#434FBA #BA7343 #8ABA43

monochromatic

#232960 #333C8D #434FBA #6F78CB #9CA2DB

Accessibility & contrast

On white

6.85

#434FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#434FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FBA

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FBA	#FFFFFF	#000000	##FFFFFF
##434FBA	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BE

Deuteranopia (green-blind)

#0055B8

Tritanopia (blue-blind)

#00697D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #434fba;
/* rgb */ color: rgb(67, 79, 186);
/* oklch */ color: oklch(48.1% 0.167 273.5);

Tailwind

colors: {
  custom: {
    50: '#8480d0',
    500: '#434fba',
    950: '#000000',
  },
}

SCSS

$custom: #434fba;
$custom-light: #8480d0;
$custom-dark: #000000;

JSON

{
  "hex": "#434fba",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 186
  },
  "hsl": {
    "h": 233.95,
    "s": 47.036,
    "l": 49.608
  },
  "oklch": {
    "l": 0.48069,
    "c": 0.16728,
    "h": 273.5
  },
  "luminance": 0.1033
}

Semantic roles & 50–950 ramp

primary

#434FBA

secondary

#C8C291

accent

#C951D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #434FBA

Body copy rendered with the generated semantic roles for this colour.

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